Patent US2675522A successfully refreshed from Google Patents.
US2675522A
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Method and apparatus for testing storage batteries
Assignee: Fox Products Co
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Filing: 1952-12-12
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Granted: 1954-04-13
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Expires: 1972-12-12
Abstract
No abstract record available.
Inventors
- 👤 James B Godshalk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:47
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/50; H01M6/5011; G; G01; G01R; G01R31/00; G01R31/36; G01R31/3644; G01R31/3646; G01R31/385; G01R31/386; H01M10/00; H01M10/42; H01M10/48; H01M10/482; H01M6/5044; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |